sven-weber-db commented on code in PR #55768:
URL: https://github.com/apache/spark/pull/55768#discussion_r3273636830
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core/src/main/scala/org/apache/spark/SparkEnv.scala:
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@@ -134,6 +170,7 @@ class SparkEnv (
if (!isStopped) {
isStopped = true
pythonWorkers.values.foreach(_.stop())
+ udfDispatcherManager.close()
Review Comment:
Right, I missed that on my previous change. I changed the var to be private
and optional now. It will be initialized on the first call to
`getExternalUDFDispatcher`. Therefore, the cleanup will only trigger if the
instance has been created before.
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